Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

meermanno.nl

Huis van het boek | Huis van het boek

Page Load Speed

2.3 sec in total

First Response

376 ms

Resources Loaded

1.6 sec

Page Rendered

292 ms

meermanno.nl screenshot

About Website

Click here to check amazing Meermanno content for Netherlands. Otherwise, check out these important facts you probably never knew about meermanno.nl

Eeuwenoude gedrukte boeken in fraaie leren banden en bijzondere moderne boeken gemaakt door kunstenaars. Boeken hoeven niet altijd mooi te zijn.

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Key Findings

We analyzed Meermanno.nl page load time and found that the first response time was 376 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

meermanno.nl performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value910 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value15.0 s

8/100

10%

Network Requests Diagram

meermanno.nl

376 ms

globalbehaviors.js

71 ms

imageSlidesTransition.js

43 ms

MochiKit.js

44 ms

hoverpopup.js

43 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Meermanno.nl, 32% (26 requests) were made to Pbs.twimg.com and 25% (20 requests) were made to Xierpa.petr.com.s3.amazonaws.com. The less responsive or slowest element that took the longest time to load (675 ms) relates to the external source Xierpa.petr.com.s3.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 409.9 kB (30%)

Content Size

1.4 MB

After Optimization

969.1 kB

In fact, the total size of Meermanno.nl main page is 1.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 899.6 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 14.0 kB

  • Original 18.9 kB
  • After minification 18.9 kB
  • After compression 4.9 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.0 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 19.5 kB

  • Original 899.6 kB
  • After minification 880.1 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Meermanno images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 305.1 kB

  • Original 374.8 kB
  • After minification 210.0 kB
  • After compression 69.7 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 305.1 kB or 81% of the original size.

CSS Optimization

-83%

Potential reduce by 71.3 kB

  • Original 85.7 kB
  • After minification 82.2 kB
  • After compression 14.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Meermanno.nl needs all CSS files to be minified and compressed as it can save up to 71.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (41%)

Requests Now

74

After Optimization

44

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Meermanno. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

meermanno.nl accessibility score

94

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

meermanno.nl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

meermanno.nl SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Meermanno.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Meermanno.nl main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Meermanno. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: